322220404545 has 32 divisors (see below), whose sum is σ = 555246596352. Its totient is φ = 158621283072.

The previous prime is 322220404529. The next prime is 322220404589. The reversal of 322220404545 is 545404022223.

It is not a de Polignac number, because 322220404545 - 2⁴ = 322220404529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3589884 + ... + 3678546.

It is an arithmetic number, because the mean of its divisors is an integer number (17351456136).

Almost surely, 2^322220404545 is an apocalyptic number.

It is an amenable number.

322220404545 is a deficient number, since it is larger than the sum of its proper divisors (233026191807).

322220404545 is a wasteful number, since it uses less digits than its factorization.

322220404545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107321.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 322220404545 its reverse (545404022223), we get a palindrome (867624426768).

The spelling of 322220404545 in words is "three hundred twenty-two billion, two hundred twenty million, four hundred four thousand, five hundred forty-five".